Research Article
Influence of Structural Parameters of Gearbox Seal System of Electrical Multiple Units on Seal Performance
Table 1
The droplet state after collision with a humid wall [
13,
14].
| Oil droplet state | Critical Weber number Wec |
| Stick → rebound | Wec ≈ 1 | Rebound → spread | Wec ≈ 5 | Spread → splash | Wec = 1,320 × La−0.18 |
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